Factor the polynomial.x2 + 7x - 60
A. (x - 12)(x + 5)
B. (x - 12)(x + 1)
C. (x + 12)(x - 5)
D. prime
Answer: C
Mathematics
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Find the surface area of the circular solid. Unless otherwise specified, use 3.14 for ? and round your answer to the nearest tenth.A right circular cylinder with r = 9 in, h = 8 ft (Give results in square feet.)
A. 20.6 ft2 B. 960.8 ft2 C. 41.2 ft2 D. 14.1 ft2
Mathematics
Solve the problem.For the function shown in the graph, find
f(x) and 
f(x).
A. Does not exist; does not exist B. 5; does not exist C. -1; 5 D. -1; does not exist
Mathematics
Simplify and add or subtract wherever possible.-6
+ 12
A. 19
B. 6
C. -18
D. -7
Mathematics
SD(X )
The probability density function of X is f (x) = 81 / x4 over [3, ?) . Compute the following quantity.
Mathematics